Update clang to r487747c am: 4ac0fd8561

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/23373737

Change-Id: Ia1ce57508e519a2e4047f55d196e0013c1b67fc0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>